关于各类图象的攻击,如果滤波,噪音,锐化,JPEG压缩-Attacks on all types of images, if filtering, noise, sharpening, JPEG compression, etc.

PEG compression is used in a number of image file formats. JPEG/Exif is the most common image format used by digital cameras and other photographic image capture devices along with JPEG/JFIF, it is the most common format for storing and transmitting